Relier Pairs Public Health Activity MatchVersion en ligne Practice public health activity concepts by matching the types of public health activities with examples. par Kristin Zimmerman 1 Assessment 2 Screening 3 Active Surveillance 4 Passive Surveillance Nurses perform blood pressure checks at a community health fair. Non-profit organization surveys the community concerning their exercise habit. Cases or data are reported by health care providers and laboratories. State or local public health personnel reach out to providers and laboratories to determine recent occurrence of a disease or condition under surveillance.